((((peat OR peatland OR peatlands OR bog OR fen OR mire) NOT ((tropic* NEAR/3 peat) OR (tropic NEAR/3 fen) OR subtropic OR malays* OR indones* OR india* OR amason* OR amazon* OR brazil* OR congo))) AND ((peat NEAR/5 (agricultur* OR cultivated OR arable)) OR (drain* NEAR/5 agricultur*)))
Web of Science Core Collection: Citation Indexes Science Citation Index Expanded (SCI-EXPANDED) –1987-present Social Sciences Citation Index (SSCI) –1987-present Arts & Humanities Citation Index (A&HCI) –1987-present Emerging Sources Citation Index (ESCI) –2015-present
TBC
prisma(found = 617,
found_other = 0,
no_dupes = 0,
screened = 0,
screen_exclusions = 0,
full_text = 0,
full_text_exclusions = 0,
qualitative = 0,
quantitative = 0,
width = 200, height = 200)
filelist=list.files(paste0(here::here(),"/data"), pattern="^.*Agriculture.*.bib")
M <- convert2df(file = c(paste0(here::here(),"/data/",filelist[1]), paste0(here::here(),"/data/",filelist[2])), dbsource = "wos", format = "bibtex")
##
## Converting your wos collection into a bibliographic dataframe
##
## Done!
##
##
## Generating affiliation field tag AU_UN from C1: Done!
dim(M)[1]==617
## [1] TRUE
results <- biblioAnalysis(M, sep = ";")
S <- summary(object = results, k = 40, pause = FALSE)
##
##
## MAIN INFORMATION ABOUT DATA
##
## Timespan 1987 : 2021
## Sources (Journals, Books, etc) 277
## Documents 617
## Average years from publication 9.9
## Average citations per documents 25.04
## Average citations per year per doc 2.261
## References 23993
##
## DOCUMENT TYPES
## article 572
## article; early access 2
## article; proceedings paper 19
## book review 1
## correction 1
## editorial material 1
## letter 1
## meeting abstract 1
## review 19
##
## DOCUMENT CONTENTS
## Keywords Plus (ID) 1750
## Author's Keywords (DE) 1811
##
## AUTHORS
## Authors 1927
## Author Appearances 2552
## Authors of single-authored documents 41
## Authors of multi-authored documents 1886
##
## AUTHORS COLLABORATION
## Single-authored documents 44
## Documents per Author 0.32
## Authors per Document 3.12
## Co-Authors per Documents 4.14
## Collaboration Index 3.29
##
##
## Annual Scientific Production
##
## Year Articles
## 1987 1
## 1988 1
## 1991 3
## 1992 10
## 1993 9
## 1994 6
## 1995 12
## 1996 7
## 1997 11
## 1998 8
## 1999 6
## 2000 9
## 2001 7
## 2002 6
## 2003 14
## 2004 10
## 2005 18
## 2006 16
## 2007 25
## 2008 23
## 2009 16
## 2010 24
## 2011 13
## 2012 28
## 2013 28
## 2014 25
## 2015 51
## 2016 40
## 2017 27
## 2018 40
## 2019 40
## 2020 68
## 2021 13
##
## Annual Percentage Growth Rate 7.835819
##
##
## Most Productive Authors
##
## Authors Articles Authors Articles Fractionalized
## 1 MARTIKAINEN PJ 15 BERGLUND K 3.90
## 2 ELSGAARD L 11 RICHARDSON CJ 3.50
## 3 BERGLUND K 10 BERGLUND O 3.09
## 4 BERGLUND O 10 ELSGAARD L 2.73
## 5 KLOVE B 10 KLOVE B 2.52
## 6 MALJANEN M 10 HYTONEN J 2.49
## 7 JONES DL 9 MARTIKAINEN PJ 2.43
## 8 LAERKE PE 9 SCHENK MK 2.33
## 9 EVANS CD 8 WU J 2.23
## 10 HYTONEN J 8 LAERKE PE 2.07
## 11 KANDEL TP 8 KANDEL TP 2.02
## 12 LEIFELD J 8 BAMBALOV NN 2.00
## 13 MINKKINEN K 8 BARANOVSKII AZ 2.00
## 14 REGINA K 8 ISACHENKO GA 2.00
## 15 WU J 8 SINKEVICH EI 2.00
## 16 FREEMAN C 7 LEIFELD J 1.95
## 17 LAINE J 7 ZEITZ J 1.95
## 18 RICHARDSON CJ 7 WICHMANN S 1.92
## 19 SHURPALI NJ 7 MALJANEN M 1.77
## 20 GAUDIG G 6 JONES DL 1.76
## 21 KLEMEDTSSON L 6 MAZEROLLE MJ 1.70
## 22 LAURILA T 6 REGINA K 1.65
## 23 LOHILA A 6 CRAFT CB 1.50
## 24 TIEMEYER B 6 ILIEVA-MAKULEC K 1.50
## 25 CAMPBELL DI 5 TURUNEN J 1.50
## 26 JURASINSKI G 5 CAMPBELL DI 1.45
## 27 KJAERGAARD C 5 SCHIPPER LA 1.45
## 28 KREBS M 5 KLEMEDTSSON L 1.38
## 29 LAMERS LPM 5 GAUDIG G 1.32
## 30 LENNARTZ B 5 WANG M 1.28
## 31 SCHENK MK 5 HEFTING MM 1.25
## 32 SCHIPPER LA 5 KJAERGAARD C 1.21
## 33 THOMAS DN 5 EVANS CD 1.20
## 34 VAN HUISSTEDEN J 5 KORTELAINEN P 1.20
## 35 WANG M 5 VERHOEVEN JTA 1.20
## 36 WEN Y 5 TIEMEYER B 1.19
## 37 WICHMANN S 5 LENNARTZ B 1.19
## 38 ZANG H 5 KREBS M 1.18
## 39 ZEITZ J 5 PELLERIN S 1.17
## 40 ALM J 4 REYNOLDS B 1.14
##
##
## Top manuscripts per citations
##
## Paper DOI TC TCperYear NTC
## 1 FOWLER D, 2013, PHILOS TRANS R SOC B-BIOL SCI 10.1098/rstb.2013.0164 643 71.44 13.924
## 2 KALBITZ K, 2003, GEODERMA 10.1016/S0016-7061(02)00365-8 532 28.00 4.903
## 3 HOLDEN J, 2004, PROG PHYS GEOGR 10.1191/0309133304pp403ra 337 18.72 3.825
## 4 KALBITZ K, 2003, SOIL BIOL BIOCHEM 10.1016/S0038-0717(03)00165-2 274 14.42 2.525
## 5 FROLKING S, 2011, ENVIRON REV 10.1139/A11-014 204 18.55 6.468
## 6 HOFFMANN CC, 2009, J ENVIRON QUAL 10.2134/jeq2008.0087 203 15.62 5.091
## 7 KASIMIR-KLEMEDTSSON A, 1997, SOIL USE MANAGE 10.1111/j.1475-2743.1997.tb00595.x 199 7.96 5.262
## 8 KALBITZ K, 1999, BIOGEOCHEMISTRY 10.1007/BF00994924 193 8.39 3.155
## 9 LEIFELD J, 2005, AGRIC ECOSYST ENVIRON 10.1016/j.agee.2004.03.006 172 10.12 4.330
## 10 MALJANEN M, 2010, BIOGEOSCIENCES 10.5194/bg-7-2711-2010 170 14.17 5.738
## 11 MOORE PD, 2002, ENVIRON CONSERV 10.1017/S0376892902000024 166 8.30 3.162
## 12 CRAFT CB, 1993, ECOL APPL 10.2307/1941914 161 5.55 2.448
## 13 JANSSENS IA, 2005, BIOGEOSCIENCES 10.5194/bg-2-15-2005 153 9.00 3.852
## 14 SMITH KA, 2004, SOIL USE MANAGE 10.1079/SUM2004238 153 8.50 1.737
## 15 KNOX SH, 2015, GLOB CHANGE BIOL 10.1111/gcb.12745 151 21.57 8.643
## 16 HENDRIKS DMD, 2007, BIOGEOSCIENCES 10.5194/bg-4-411-2007 148 9.87 3.510
## 17 MOORE MT, 2001, AGRIC ECOSYST ENVIRON 10.1016/S0167-8809(01)00148-7 128 6.10 2.004
## 18 QUALLS RG, 2003, BIOGEOCHEMISTRY 10.1023/A:1021150503664 127 6.68 1.171
## 19 CRAFT CB, 1993, BIOGEOCHEMISTRY 10.1007/BF00002708 125 4.31 1.900
## 20 MOUNTFORD JO, 1993, J APPL ECOL 10.2307/2404634 125 4.31 1.900
## 21 CHOW AT, 2006, SOIL BIOL BIOCHEM 10.1016/j.soilbio.2005.06.005 124 7.75 2.818
## 22 KOS B, 2003, ENVIRON SCI TECHNOL 10.1021/es0200793 124 6.53 1.143
## 23 HATALA JA, 2012, AGRIC ECOSYST ENVIRON 10.1016/j.agee.2012.01.009 122 12.20 3.900
## 24 STYLES D, 2007, BIOMASS BIOENERG 10.1016/j.biombioe.2007.05.003 113 7.53 2.680
## 25 VUORI KM, 1995, ANN ZOOL FENN NA 113 4.19 4.147
## 26 NEEDEMAN BA, 2007, J SOIL WATER CONSERV NA 111 7.40 2.633
## 27 SILVOLA J, 1996, BIOL FERTIL SOILS 10.1007/BF00336052 106 4.08 3.926
## 28 LOHILA A, 2003, PLANT SOIL 10.1023/A:1023004205844 102 5.37 0.940
## 29 THEIS M, 2006, FUEL 10.1016/j.fuel.2005.10.010 100 6.25 2.273
## 30 ZEVENHOVEN M, 2012, ENERGY FUELS 10.1021/ef300621j 98 9.80 3.132
## 31 REGINA K, 2004, EUR J SOIL SCI 10.1111/j.1365-2389.2004.00622.x 97 5.39 1.101
## 32 PRESTON CM, 1987, CAN J SOIL SCI 10.4141/cjss87-016 97 2.77 1.000
## 33 CHAPMAN S, 2003, FRONT ECOL ENVIRON 10.1890/1540-9295(2003)001[0525:EONPAB]2.0.CO;2 95 5.00 0.876
## 34 EVANS CD, 2007, GEOPHYS RES LETT 10.1029/2007GL029431 94 6.27 2.230
## 35 GLENN S, 1993, GLOB BIOGEOCHEM CYCLE 10.1029/93GB00469 94 3.24 1.429
## 36 NIEVEEN JP, 2005, GLOB CHANGE BIOL 10.1111/j.1365-2486.2005.00929.x 92 5.41 2.316
## 37 ASMALA E, 2013, BIOGEOSCIENCES 10.5194/bg-10-6969-2013 88 9.78 1.906
## 38 KOPONEN HT, 2006, SOIL BIOL BIOCHEM 10.1016/j.soilbio.2005.12.010 88 5.50 2.000
## 39 SHAO Y, 2012, ENERGIES 10.3390/en5125171 87 8.70 2.781
## 40 BERGLUND O, 2011, SOIL BIOL BIOCHEM 10.1016/j.soilbio.2011.01.002 87 7.91 2.759
##
##
## Corresponding Author's Countries
##
## Country Articles Freq SCP MCP MCP_Ratio
## 1 GERMANY 74 0.12131 55 19 0.2568
## 2 FINLAND 68 0.11148 50 18 0.2647
## 3 USA 62 0.10164 45 17 0.2742
## 4 UNITED KINGDOM 55 0.09016 39 16 0.2909
## 5 NETHERLANDS 49 0.08033 45 4 0.0816
## 6 CANADA 41 0.06721 32 9 0.2195
## 7 RUSSIA 24 0.03934 24 0 0.0000
## 8 SWEDEN 24 0.03934 19 5 0.2083
## 9 DENMARK 20 0.03279 14 6 0.3000
## 10 POLAND 19 0.03115 17 2 0.1053
## 11 CHINA 18 0.02951 5 13 0.7222
## 12 ITALY 15 0.02459 11 4 0.2667
## 13 IRELAND 12 0.01967 8 4 0.3333
## 14 BELARUS 11 0.01803 11 0 0.0000
## 15 NEW ZEALAND 11 0.01803 8 3 0.2727
## 16 SWITZERLAND 11 0.01803 9 2 0.1818
## 17 MALAYSIA 8 0.01311 7 1 0.1250
## 18 JAPAN 7 0.01148 5 2 0.2857
## 19 ESTONIA 6 0.00984 4 2 0.3333
## 20 NORWAY 6 0.00984 3 3 0.5000
## 21 SPAIN 5 0.00820 4 1 0.2000
## 22 UKRAINE 5 0.00820 5 0 0.0000
## 23 BELGIUM 4 0.00656 0 4 1.0000
## 24 BRAZIL 4 0.00656 2 2 0.5000
## 25 FRANCE 4 0.00656 1 3 0.7500
## 26 TURKEY 4 0.00656 3 1 0.2500
## 27 AUSTRIA 3 0.00492 2 1 0.3333
## 28 CZECH REPUBLIC 3 0.00492 2 1 0.3333
## 29 EGYPT 3 0.00492 2 1 0.3333
## 30 INDONESIA 3 0.00492 2 1 0.3333
## 31 IRAN 3 0.00492 1 2 0.6667
## 32 ISRAEL 3 0.00492 2 1 0.3333
## 33 LITHUANIA 3 0.00492 2 1 0.3333
## 34 MEXICO 3 0.00492 1 2 0.6667
## 35 AUSTRALIA 2 0.00328 1 1 0.5000
## 36 GREECE 2 0.00328 1 1 0.5000
## 37 INDIA 2 0.00328 2 0 0.0000
## 38 KOREA 2 0.00328 0 2 1.0000
## 39 SINGAPORE 2 0.00328 1 1 0.5000
## 40 CYPRUS 1 0.00164 0 1 1.0000
##
##
## SCP: Single Country Publications
##
## MCP: Multiple Country Publications
##
##
## Total Citations per Country
##
## Country Total Citations Average Article Citations
## 1 USA 2628 42.387
## 2 UNITED KINGDOM 2563 46.600
## 3 FINLAND 2085 30.662
## 4 GERMANY 1974 26.676
## 5 NETHERLANDS 1172 23.918
## 6 CANADA 694 16.927
## 7 DENMARK 640 32.000
## 8 SWEDEN 520 21.667
## 9 SWITZERLAND 317 28.818
## 10 IRELAND 296 24.667
## 11 ITALY 263 17.533
## 12 NEW ZEALAND 256 23.273
## 13 BELGIUM 193 48.250
## 14 ICELAND 170 170.000
## 15 POLAND 141 7.421
## 16 FRANCE 133 33.250
## 17 NORWAY 127 21.167
## 18 SLOVENIA 124 124.000
## 19 GREECE 112 56.000
## 20 CHINA 94 5.222
## 21 SPAIN 92 18.400
## 22 OMAN 84 84.000
## 23 AUSTRALIA 78 39.000
## 24 RUSSIA 74 3.083
## 25 CZECH REPUBLIC 62 20.667
## 26 ROMANIA 61 61.000
## 27 MEXICO 56 18.667
## 28 JAPAN 52 7.429
## 29 MALAYSIA 41 5.125
## 30 ESTONIA 40 6.667
## 31 ISRAEL 38 12.667
## 32 INDIA 34 17.000
## 33 AUSTRIA 30 10.000
## 34 SINGAPORE 26 13.000
## 35 BRAZIL 25 6.250
## 36 EGYPT 22 7.333
## 37 INDONESIA 18 6.000
## 38 IRAN 14 4.667
## 39 KOREA 13 6.500
## 40 LITHUANIA 11 3.667
##
##
## Most Relevant Sources
##
## Sources Articles
## 1 BIOGEOSCIENCES 24
## 2 GEODERMA 23
## 3 SCIENCE OF THE TOTAL ENVIRONMENT 23
## 4 EURASIAN SOIL SCIENCE 20
## 5 SOIL BIOLOGY \\& BIOCHEMISTRY 16
## 6 MIRES AND PEAT 15
## 7 ECOLOGICAL ENGINEERING 14
## 8 AGRICULTURE ECOSYSTEMS \\& ENVIRONMENT 13
## 9 BOREAL ENVIRONMENT RESEARCH 13
## 10 BIOGEOCHEMISTRY 11
## 11 AGRICULTURAL AND FOREST METEOROLOGY 10
## 12 JOURNAL OF ENVIRONMENTAL QUALITY 9
## 13 SOIL USE AND MANAGEMENT 8
## 14 WETLANDS 8
## 15 HYDROLOGICAL PROCESSES 7
## 16 JOURNAL OF ENVIRONMENTAL MANAGEMENT 7
## 17 JOURNAL OF PLANT NUTRITION AND SOIL SCIENCE 6
## 18 ACTA AGRICULTURAE SCANDINAVICA SECTION B-SOIL AND PLANT SCIENCE 5
## 19 CATENA 5
## 20 FEMS MICROBIOLOGY ECOLOGY 5
## 21 GLOBAL CHANGE BIOLOGY 5
## 22 NETHERLANDS JOURNAL OF GEOSCIENCES-GEOLOGIE EN MIJNBOUW 5
## 23 PLOS ONE 5
## 24 SUSTAINABILITY 5
## 25 WATER RESOURCES RESEARCH 5
## 26 AQUATIC SCIENCES 4
## 27 BIOLOGY AND FERTILITY OF SOILS 4
## 28 ENVIRONMENTAL SCIENCE \\& TECHNOLOGY 4
## 29 FRESENIUS ENVIRONMENTAL BULLETIN 4
## 30 FRONTIERS IN ENVIRONMENTAL SCIENCE 4
## 31 HYDROBIOLOGIA 4
## 32 JOURNAL OF APPLIED ECOLOGY 4
## 33 NUTRIENT CYCLING IN AGROECOSYSTEMS 4
## 34 PLANT AND SOIL 4
## 35 AMBIO 3
## 36 BIOLOGICAL CONSERVATION 3
## 37 CLIMATIC CHANGE 3
## 38 ECOLOGICAL INDICATORS 3
## 39 ENVIRONMENTAL RESEARCH LETTERS 3
## 40 FRESHWATER BIOLOGY 3
##
##
## Most Relevant Keywords
##
## Author Keywords (DE) Articles Keywords-Plus (ID) Articles
## 1 PEAT 57 PEATLANDS 53
## 2 PEATLAND 53 CARBON 44
## 3 DRAINAGE 32 FLUXES 44
## 4 METHANE 26 NITROGEN 43
## 5 CARBON DIOXIDE 20 SOIL 40
## 6 AGRICULTURE 19 CO2 39
## 7 RESTORATION 19 WATER 39
## 8 PALUDICULTURE 18 CARBON-DIOXIDE 38
## 9 CARBON 17 WATER-TABLE 36
## 10 CLIMATE CHANGE 17 DYNAMICS 35
## 11 NITROGEN 17 PEAT 34
## 12 LAND USE 16 EMISSIONS 32
## 13 PEATLANDS 16 PEAT SOILS 31
## 14 PHOSPHORUS 16 MANAGEMENT 30
## 15 NITROUS OXIDE 13 ORGANIC SOILS 29
## 16 SOIL 13 GROWTH 28
## 17 WETLAND 13 LAND-USE 28
## 18 WETLANDS 13 PHOSPHORUS 28
## 19 WATER QUALITY 11 TEMPERATURE 28
## 20 ORGANIC SOILS 10 GREENHOUSE-GAS EMISSIONS 27
## 21 REWETTING 10 METHANE 26
## 22 WATER 10 N2O 26
## 23 DECOMPOSITION 9 NITROUS-OXIDE 25
## 24 EDDY COVARIANCE 9 CH4 23
## 25 LAND USE CHANGE 9 ORGANIC-MATTER 22
## 26 N2O 9 RESTORATION 22
## 27 ORGANIC SOIL 9 BOG 21
## 28 PEAT SOILS 9 DIVERSITY 20
## 29 CONSERVATION 8 DRAINAGE 20
## 30 DENITRIFICATION 8 WETLANDS 20
## 31 HISTOSOL 8 DECOMPOSITION 19
## 32 LAND-USE 8 METHANE EMISSIONS 19
## 33 MANAGEMENT 8 SOILS 19
## 34 MINERALIZATION 8 DISSOLVED ORGANIC-CARBON 18
## 35 PEAT SOIL 8 IMPACT 18
## 36 PEATLAND MANAGEMENT 8 RESPIRATION 18
## 37 SPHAGNUM 8 VEGETATION 18
## 38 SUBSIDENCE 8 ACCUMULATION 17
## 39 BIODIVERSITY 7 FOREST 17
## 40 BOG 7 GRASSLAND 17
kableExtra::kable(S$MostCitedPapers) %>% kableExtra::kable_styling() %>% kableExtra::scroll_box()
| Paper | DOI | TC | TCperYear | NTC |
|---|---|---|---|---|
| FOWLER D, 2013, PHILOS TRANS R SOC B-BIOL SCI | 10.1098/rstb.2013.0164 | 643 | 71.44 | 13.924 |
| KALBITZ K, 2003, GEODERMA | 10.1016/S0016-7061(02)00365-8 | 532 | 28.00 | 4.903 |
| HOLDEN J, 2004, PROG PHYS GEOGR | 10.1191/0309133304pp403ra | 337 | 18.72 | 3.825 |
| KALBITZ K, 2003, SOIL BIOL BIOCHEM | 10.1016/S0038-0717(03)00165-2 | 274 | 14.42 | 2.525 |
| FROLKING S, 2011, ENVIRON REV | 10.1139/A11-014 | 204 | 18.55 | 6.468 |
| HOFFMANN CC, 2009, J ENVIRON QUAL | 10.2134/jeq2008.0087 | 203 | 15.62 | 5.091 |
| KASIMIR-KLEMEDTSSON A, 1997, SOIL USE MANAGE | 10.1111/j.1475-2743.1997.tb00595.x | 199 | 7.96 | 5.262 |
| KALBITZ K, 1999, BIOGEOCHEMISTRY | 10.1007/BF00994924 | 193 | 8.39 | 3.155 |
| LEIFELD J, 2005, AGRIC ECOSYST ENVIRON | 10.1016/j.agee.2004.03.006 | 172 | 10.12 | 4.330 |
| MALJANEN M, 2010, BIOGEOSCIENCES | 10.5194/bg-7-2711-2010 | 170 | 14.17 | 5.738 |
| MOORE PD, 2002, ENVIRON CONSERV | 10.1017/S0376892902000024 | 166 | 8.30 | 3.162 |
| CRAFT CB, 1993, ECOL APPL | 10.2307/1941914 | 161 | 5.55 | 2.448 |
| JANSSENS IA, 2005, BIOGEOSCIENCES | 10.5194/bg-2-15-2005 | 153 | 9.00 | 3.852 |
| SMITH KA, 2004, SOIL USE MANAGE | 10.1079/SUM2004238 | 153 | 8.50 | 1.737 |
| KNOX SH, 2015, GLOB CHANGE BIOL | 10.1111/gcb.12745 | 151 | 21.57 | 8.643 |
| HENDRIKS DMD, 2007, BIOGEOSCIENCES | 10.5194/bg-4-411-2007 | 148 | 9.87 | 3.510 |
| MOORE MT, 2001, AGRIC ECOSYST ENVIRON | 10.1016/S0167-8809(01)00148-7 | 128 | 6.10 | 2.004 |
| QUALLS RG, 2003, BIOGEOCHEMISTRY | 10.1023/A:1021150503664 | 127 | 6.68 | 1.171 |
| CRAFT CB, 1993, BIOGEOCHEMISTRY | 10.1007/BF00002708 | 125 | 4.31 | 1.900 |
| MOUNTFORD JO, 1993, J APPL ECOL | 10.2307/2404634 | 125 | 4.31 | 1.900 |
| CHOW AT, 2006, SOIL BIOL BIOCHEM | 10.1016/j.soilbio.2005.06.005 | 124 | 7.75 | 2.818 |
| KOS B, 2003, ENVIRON SCI TECHNOL | 10.1021/es0200793 | 124 | 6.53 | 1.143 |
| HATALA JA, 2012, AGRIC ECOSYST ENVIRON | 10.1016/j.agee.2012.01.009 | 122 | 12.20 | 3.900 |
| STYLES D, 2007, BIOMASS BIOENERG | 10.1016/j.biombioe.2007.05.003 | 113 | 7.53 | 2.680 |
| VUORI KM, 1995, ANN ZOOL FENN | NA | 113 | 4.19 | 4.147 |
| NEEDEMAN BA, 2007, J SOIL WATER CONSERV | NA | 111 | 7.40 | 2.633 |
| SILVOLA J, 1996, BIOL FERTIL SOILS | 10.1007/BF00336052 | 106 | 4.08 | 3.926 |
| LOHILA A, 2003, PLANT SOIL | 10.1023/A:1023004205844 | 102 | 5.37 | 0.940 |
| THEIS M, 2006, FUEL | 10.1016/j.fuel.2005.10.010 | 100 | 6.25 | 2.273 |
| ZEVENHOVEN M, 2012, ENERGY FUELS | 10.1021/ef300621j | 98 | 9.80 | 3.132 |
| REGINA K, 2004, EUR J SOIL SCI | 10.1111/j.1365-2389.2004.00622.x | 97 | 5.39 | 1.101 |
| PRESTON CM, 1987, CAN J SOIL SCI | 10.4141/cjss87-016 | 97 | 2.77 | 1.000 |
| CHAPMAN S, 2003, FRONT ECOL ENVIRON | 10.1890/1540-9295(2003)001[0525:EONPAB]2.0.CO;2 | 95 | 5.00 | 0.876 |
| EVANS CD, 2007, GEOPHYS RES LETT | 10.1029/2007GL029431 | 94 | 6.27 | 2.230 |
| GLENN S, 1993, GLOB BIOGEOCHEM CYCLE | 10.1029/93GB00469 | 94 | 3.24 | 1.429 |
| NIEVEEN JP, 2005, GLOB CHANGE BIOL | 10.1111/j.1365-2486.2005.00929.x | 92 | 5.41 | 2.316 |
| ASMALA E, 2013, BIOGEOSCIENCES | 10.5194/bg-10-6969-2013 | 88 | 9.78 | 1.906 |
| KOPONEN HT, 2006, SOIL BIOL BIOCHEM | 10.1016/j.soilbio.2005.12.010 | 88 | 5.50 | 2.000 |
| SHAO Y, 2012, ENERGIES | 10.3390/en5125171 | 87 | 8.70 | 2.781 |
| BERGLUND O, 2011, SOIL BIOL BIOCHEM | 10.1016/j.soilbio.2011.01.002 | 87 | 7.91 | 2.759 |
CR <- citations(M, field = "article", sep = ";")
kableExtra::kable(cbind(CR$Cited[1:30])) %>% kableExtra::kable_styling()%>% kableExtra::scroll_box()
| KASIMIR-KLEMEDTSSON A, 1997, SOIL USE MANAGE, V13, P245, DOI 10.1111/J.1475-2743.1997.TB00595.X | 57 |
| GORHAM E, 1991, ECOL APPL, V1, P182, DOI 10.2307/1941811 | 56 |
| MALJANEN M, 2010, BIOGEOSCIENCES, V7, P2711, DOI 10.5194/BG-7-2711-2010 | 50 |
| JOOSTEN H., 2002, WISE USE MIRES PEATL | 44 |
| NYKANEN H, 1995, J BIOGEOGR, V22, P351, DOI 10.2307/2845930 | 42 |
| LLOYD J, 1994, FUNCT ECOL, V8, P315, DOI 10.2307/2389824 | 31 |
| MARTIKAINEN PJ, 1993, NATURE, V366, P51, DOI 10.1038/366051A0 | 30 |
| MALJANEN M, 2004, SOIL BIOL BIOCHEM, V36, P1801, DOI 10.1016/J.SOILBIO.2004.05.003 | 28 |
| REGINA K, 2004, EUR J SOIL SCI, V55, P591, DOI 10.1111/J.1365-2389.2004.00622.X | 26 |
| MALJANEN M, 2001, GLOBAL CHANGE BIOL, V7, P679, DOI 10.1046/J.1365-2486.2001.00437.X | 25 |
| HENDRIKS DMD, 2007, BIOGEOSCIENCES, V4, P411, DOI 10.5194/BG-4-411-2007 | 24 |
| HOLDEN J, 2004, PROG PHYS GEOG, V28, P95, DOI 10.1191/0309133304PP403RA | 24 |
| ALM J, 2007, BOREAL ENVIRON RES, V12, P191 | 23 |
| COUWENBERG J, 2011, HYDROBIOLOGIA, V674, P67, DOI 10.1007/S10750-011-0729-X | 23 |
| LOHILA A, 2004, J GEOPHYS RES-ATMOS, V109, DOI 10.1029/2004JD004715 | 23 |
| RENGER M, 2002, J PLANT NUTR SOIL SC, V165, P487, DOI 10.1002/1522-2624(200208)165:4<487::AID-JPLN487>3.0.CO | 23 |
| LIMPENS J, 2008, BIOGEOSCIENCES, V5, P1475, DOI 10.5194/BG-5-1475-2008 | 22 |
| BERGLUND O, 2011, SOIL BIOL BIOCHEM, V43, P923, DOI 10.1016/J.SOILBIO.2011.01.002 | 21 |
| KLEMEDTSSON L, 2005, GLOBAL CHANGE BIOL, V11, P1142, DOI 10.1111/J.1365-2486.2005.00973.X | 21 |
| ROULET NT, 2007, GLOBAL CHANGE BIOL, V13, P397, DOI 10.1111/J.1365-2486.2006.01292.X | 21 |
| SCHOTHORST CJ, 1977, GEODERMA, V17, P265, DOI 10.1016/0016-7061(77)90089-1 | 21 |
| FLESSA H, 1998, EUR J SOIL SCI, V49, P327, DOI 10.1046/J.1365-2389.1998.00156.X | 20 |
| REGINA K, 1996, BIOGEOCHEMISTRY, V35, P401, DOI 10.1007/BF02183033 | 20 |
| TIEMEYER B, 2016, GLOBAL CHANGE BIOL, V22, P4134, DOI 10.1111/GCB.13303 | 20 |
| TURUNEN J, 2002, HOLOCENE, V12, P69, DOI 10.1191/0959683602HL522RP | 20 |
| MALJANEN M, 2007, BOREAL ENVIRON RES, V12, P133 | 19 |
| YU ZC, 2010, GEOPHYS RES LETT, V37, DOI 10.1029/2010GL043584 | 19 |
| ARMENTANO TV, 1986, J ECOL, V74, P755, DOI 10.2307/2260396 | 18 |
| FROLKING S, 2011, ENVIRON REV, V19, P371, DOI 10.1139/A11-014, 10.1139/A11-014 | 18 |
| LAIHO R, 2006, SOIL BIOL BIOCHEM, V38, P2011, DOI 10.1016/J.SOILBIO.2006.02.017 | 18 |
membership=membership %>%
inner_join(cluster_names)
## Joining, by = "cluster"
pal=RColorBrewer::brewer.pal(dim(cluster_names)[1],name ="Paired" )
membership %>%
group_by(vertex) %>%
ggplot(aes(Year)) +
geom_histogram(fill="darkred")+
theme_classic()+
facet_wrap(~vertex)
## `stat_bin()` using `bins = 30`. Pick better value with `binwidth`.
## Warning: Removed 2 rows containing non-finite values (stat_bin).
NetMatrix <- biblioNetwork(M, analysis = "co-citation", network = "references", sep = ";")
net <- networkPlot(NetMatrix, n =100, type = "kamada", Title = "Co-Citation",label=FALSE)
NetMatrix <- biblioNetwork(M, analysis = "coupling", network = "references", sep = ". ")
net=networkPlot(NetMatrix, normalize = "salton", weighted=NULL, n = 100, Title = "Coupling", type = "fruchterman", size=8,size.cex=T,remove.multiple=TRUE,labelsize=0.4,label=FALSE,label.cex=F)
We can identify each publication in each coupled cluster
years=c(1995,2000, 2010, 2015)
nexus <- thematicEvolution(M,field="ID",years=years,n=100,minFreq=2)
plotThematicEvolution(nexus$Nodes,nexus$Edges)
tm=thematicMap(
M,
field = "ID",
n = 250,
minfreq = 5,
ngrams = 1,
stemming = FALSE,
size = 0.5,
n.labels = 1,
repel = TRUE
)
tm$map
#search_directory <- list.files(paste0(here::here(),"/data"), pattern="^.*Agriculture.*.txt", full.names = TRUE)
naiveimport <-
litsearchr::import_results(directory =paste0(here::here(),"/data/txt.files"), verbose = TRUE)
## Registered S3 methods overwritten by 'synthesisr':
## method from
## c.bibliography revtools
## print.bibliography revtools
## summary.bibliography revtools
## as.data.frame.bibliography revtools
## [.bibliography revtools
## Reading file C:/Users/matthew.grainger/Documents/Projects_in_development/PeatReview/data/txt.files/Agriculture1.txt ... done
## Reading file C:/Users/matthew.grainger/Documents/Projects_in_development/PeatReview/data/txt.files/Agriculture2.txt ... done
naiveresults <-
litsearchr::remove_duplicates(naiveimport, field = "title", method = "string_osa")# not needed here but leaving it in as it might be in future
rakedkeywords <-
litsearchr::extract_terms(
text = paste(naiveresults$title, naiveresults$abstract),
method = "fakerake",
min_freq = 2,
ngrams = TRUE,
min_n = 2,
language = "English"
)
## Loading required namespace: stopwords
#> Loading required namespace: stopwords
taggedkeywords <-
litsearchr::extract_terms(
keywords = naiveresults$keywords,
method = "tagged",
min_freq = 2,
ngrams = TRUE,
min_n = 2,
language = "English"
)
all_keywords <- unique(append(taggedkeywords, rakedkeywords))
naivedfm <-
litsearchr::create_dfm(
elements = paste(naiveresults$title, naiveresults$abstract),
features = all_keywords
)
naivegraph <-
litsearchr::create_network(
search_dfm = naivedfm,
min_studies = 2,
min_occ = 2
)
cutoff <-
litsearchr::find_cutoff(
naivegraph,
method = "cumulative",
percent = .80,
imp_method = "strength"
)
reducedgraph <-
litsearchr::reduce_graph(naivegraph, cutoff_strength = cutoff[1])
searchterms <- litsearchr::get_keywords(reducedgraph)
kableExtra::kable(searchterms) %>% kableExtra::kable_styling()%>% kableExtra::scroll_box()
| x |
|---|
| agricultural drainage |
| agricultural management |
| agricultural peatlands |
| agricultural runoff |
| agricultural soils |
| agricultural use |
| baltic sea |
| blanket bog |
| boreal bog |
| boreal peatland |
| boreal peatlands |
| bowen ratio |
| bulk density |
| c sequestration |
| carbon balance |
| carbon cycling |
| carbon dioxide |
| carbon flux |
| carbon loss |
| carbon sequestration |
| chemical composition |
| climate change |
| climate change mitigation |
| co2 emission |
| co2 fluxes |
| coastal wetlands |
| dairy farming |
| dissolved organic carbon |
| dissolved organic matter |
| drained peatland |
| drained peatlands |
| dual porosity |
| ecosystem respiration |
| ecosystem services |
| eddy covariance |
| electrical conductivity |
| ghg mitigation |
| global warming |
| greenhouse gas |
| greenhouse gas emission |
| greenhouse gas emissions |
| greenhouse gases |
| ground water |
| ground water level |
| groundwater level |
| groundwater quality |
| growing media |
| human impact |
| humic acids |
| internal eutrophication |
| land-use change |
| land subsidence |
| land use |
| land use change |
| microbial activity |
| microbial community |
| mineral soil |
| nature conservation |
| net ecosystem carbon balance |
| net ecosystem exchange |
| nitrous oxide |
| nutrient removal |
| organic carbon |
| organic matter |
| organic soil |
| organic soils |
| peat bog |
| peat decomposition |
| peat degradation |
| peat extraction |
| peat land |
| peat mining |
| peat moss |
| peat soil |
| peat soils |
| peat subsidence |
| peatland agriculture |
| peatland management |
| peatland pasture |
| peatland restoration |
| peatland rewetting |
| perennial grasses |
| phragmites australis |
| pinus sylvestris |
| raised bog |
| reed canary |
| reed canary grass |
| soil organic carbon |
| soil organic matter |
| soil quality |
| soil respiration |
| species diversity |
| summer drought |
| surface water |
| sustainable agriculture |
| table depth |
| tall fescue |
| testate amoebae |
| the netherlands |
| typha latifolia |
| water balance |
| water management |
| water quality |
| water table |
| water table depth |
| wetland restoration |
| 2-year period |
| abandoned agricultural |
| abandoned pasture |
| abandoned peatland |
| abandoned peatland pasture |
| abatement costs |
| aboveground biomass |
| accelerated eutrophication |
| acceptor availability |
| access article |
| accumulation rates |
| active radiation |
| addition increased |
| adjacent abandoned |
| adjacent abandoned peatland |
| adjacent abandoned peatland pasture |
| adjacent surface |
| adjacent surface waters |
| adverse effects |
| aerobic conditions |
| aerobic decomposition |
| afforested agricultural |
| afforested organic |
| afforested organic soils |
| after-use option |
| agricultural activities |
| agricultural activity |
| agricultural areas |
| agricultural catchments |
| agricultural development |
| agricultural ditches |
| agricultural drainage ditch |
| agricultural drainage ditches |
| agricultural drainage water |
| agricultural drains |
| agricultural emissions |
| agricultural field |
| agricultural fields |
| agricultural histosols |
| agricultural intensification |
| agricultural land-use |
| agricultural land-use types |
| agricultural lands |
| agricultural landscape |
| agricultural landscapes |
| agricultural peatland |
| agricultural policy |
| agricultural practice |
| agricultural practices |
| agricultural production |
| agricultural purposes |
| agricultural sector |
| agricultural sites |
| agricultural waste |
| agriculturally managed |
| agriculturally managed peatlands |
| albedo change |
| altered hydrologic |
| amoebae communities |
| anaerobic conditions |
| anaerobic decomposition |
| anaerobic respiration |
| analysis revealed |
| analysis showed |
| annual balances |
| annual carbon |
| annual crops |
| annual emission |
| annual emissions |
| annual estimates |
| annual fluxes |
| annual greenhouse |
| annual methane |
| annual methane emissions |
| annual photosynthesis |
| anoxic conditions |
| anthropogenic activities |
| anthropogenic disturbance |
| anthropogenic greenhouse |
| aquatic ecosystems |
| aquatic invertebrate |
| arable farming |
| arable lands |
| arable production |
| arable sites |
| arable soils |
| arbuscular mycorrhizal |
| areal extent |
| artificial drainage |
| artificially drained |
| atmospheric carbon |
| atmospheric carbon dioxide |
| atmospheric deposition |
| atmospheric impact |
| atmospheric nitrogen |
| autotrophic respiration |
| average annual |
| balance analysis |
| balance model |
| basal respiration |
| basal respiration rates |
| bioenergy crops |
| bioenergy production |
| biogeochemical processes |
| biomass carbon |
| biomass production |
| biomass yield |
| blanket peatland |
| blocking drainage |
| blocking drainage ditches |
| boreal organic |
| boreal organic agricultural |
| boreal organic agricultural soils |
| boreal region |
| breakthrough curves |
| buffer zones |
| canary grass |
| canary grass cultivation |
| capture carbon |
| carbon accumulation |
| carbon balances |
| carbon budget |
| carbon content |
| carbon cycle |
| carbon dioxide emissions |
| carbon emissions |
| carbon exchange |
| carbon fluxes |
| carbon losses |
| carbon pools |
| carbon reservoir |
| carbon sinks |
| carbon source |
| carbon sources |
| carbon stocks |
| carbon storage |
| carbon store |
| carbon stores |
| carbon uptake |
| catchment dominated |
| central europe |
| chamber measurements |
| chamber method |
| chamber technique |
| change effects |
| change mitigation |
| chemical analyses |
| chemical conditions |
| chemical parameters |
| chemical properties |
| climate impact |
| climate protection |
| climate warming |
| climate zones |
| climatic conditions |
| climatic impacts |
| climatic regions |
| closed-chamber measurements |
| closed chamber |
| closed chambers |
| closely related |
| coastal peatland |
| combined effect |
| commercially important |
| common agricultural |
| common agricultural policy |
| community composition |
| community sponsored |
| community sponsored research |
| community sponsored research project |
| community structure |
| comparative study |
| component analysis |
| concentrations decreased |
| concentrations measured |
| concentrations ranged |
| conceptual model |
| coniferous forest |
| consecutive years |
| conservation measures |
| considerable amounts |
| considerable spatial |
| considered separately |
| constant water |
| constructed wetland |
| continuous measurements |
| contribute significantly |
| contributed significantly |
| control plots |
| controlled conditions |
| controlled laboratory |
| controlling factors |
| conventional drained |
| converting drained |
| converting drained agricultural |
| correlation analysis |
| covariance measurements |
| covariance system |
| covariance technique |
| cover crops |
| cropland sites |
| cropping system |
| cropping systems |
| cultivated areas |
| cultivated organic |
| cultivated organic soils |
| cultivated peatland |
| cultivated peatlands |
| cultivation practices |
| cutaway peatland |
| cutover peatland |
| dairy farms |
| daytime average |
| decision support |
| decision support system |
| declined significantly |
| decomposable material |
| decomposition rates |
| decreased significantly |
| degraded peatland |
| degraded peatlands |
| detailed consideration |
| diffuse phosphorus |
| diffuse phosphorus pollution |
| dioxide emissions |
| direct measurement |
| directly related |
| dissolved inorganic |
| dissolved organic |
| dissolved oxygen |
| disturbed ecosystems |
| disturbed peatlands |
| ditch blocking |
| ditch emissions |
| ditch water |
| diversity index |
| dominated catchments |
| drainage-based agriculture |
| drainage-based peatland |
| drainage-based peatland agriculture |
| drainage-induced mineralisation |
| drainage conditions |
| drainage ditch |
| drainage ditches |
| drainage increases |
| drainage level |
| drainage levels |
| drainage network |
| drainage reduces |
| drainage significantly |
| drainage system |
| drainage systems |
| drainage water |
| drained agricultural |
| drained agricultural land-use |
| drained agricultural land-use types |
| drained agricultural peatlands |
| drained boreal |
| drained boreal organic |
| drained organic |
| drained organic soils |
| drained peatland pasture |
| drained sites |
| drilling method |
| droemling catchment |
| early growing |
| early growing season |
| easily decomposable |
| easily decomposable material |
| eastern finland |
| economic benefits |
| economically important |
| ecosystem carbon |
| ecosystem carbon balance |
| ecosystem carbon balances |
| ecosystem exchange |
| ecosystem functioning |
| ecosystem level |
| ecosystem production |
| ecosystem service |
| effective management |
| effects set-aside |
| effects set-aside programs |
| electron acceptor |
| electron acceptor availability |
| electron acceptors |
| elemental ratios |
| elsevier science |
| emission factor |
| emission factors |
| emission mitigation |
| emission rates |
| emission sources |
| emissions occurred |
| emissions remain |
| emissions reported |
| energy balance |
| energy crops |
| energy fluxes |
| energy purposes |
| enhanced ecosystem |
| environmental change |
| environmental concern |
| environmental conditions |
| environmental effects |
| environmental effects set-aside |
| environmental effects set-aside programs |
| environmental factors |
| environmental impacts |
| environmental parameters |
| environmental policy |
| environmental problems |
| environmental variable |
| environmental variables |
| enzymatic activity |
| enzyme activities |
| enzymic latch |
| enzymic latch theory |
| eriophorum vaginatum |
| estimated annual |
| estimated based |
| european community |
| european community sponsored |
| european community sponsored research |
| european community sponsored research project |
| european countries |
| european union |
| eutric histosols |
| evaporative demand |
| everglades agricultural |
| exchange processes |
| exmoor national |
| experiences showed |
| experimental design |
| experimental plots |
| experimental sites |
| extraction sites |
| factor controlling |
| factorial design |
| factorial experiment |
| factors controlling |
| factors explaining |
| factors influencing |
| fatty acids |
| federal state |
| field campaigns |
| field experiment |
| field experiments |
| field measurements |
| field study |
| field water |
| findings suggest |
| finnish rivers |
| flood control |
| flooded conditions |
| flooded land-use |
| flooded land-use change |
| fluxes increased |
| fluxes measured |
| fluxes showed |
| forage grass |
| forage grasses |
| forest floor |
| forest soils |
| forested peatland |
| forested peatlands |
| forestry-drained peatland |
| formation process |
| forming vegetation |
| fresh carbon |
| fresh organic |
| fresh weight |
| freshwater resources |
| functional community |
| functional types |
| gases nitrous |
| gases nitrous oxide |
| geographic information |
| geographic information system |
| global carbon |
| global carbon cycle |
| global change |
| global climate |
| global climate change |
| global peatland |
| global peatlands |
| global scale |
| global warming potential |
| globally important |
| globally important carbon |
| gram-negative bacteria |
| gram-positive bacteria |
| grass cultivation |
| grass production |
| grassland management |
| grassland sites |
| grazing intensity |
| greater proportion |
| greenhouse effect |
| greenhouse gases nitrous |
| greenhouse gases nitrous oxide |
| gross photosynthesis |
| gross primary |
| gross primary production |
| gross primary productivity |
| ground level |
| ground vegetation |
| ground water levels |
| groundwater levels |
| groundwater recharge |
| groundwater samples |
| groundwater table |
| growing medium |
| growing season |
| growing seasons |
| growth parameters |
| harvested biomass |
| higher concentrations |
| higher content |
| higher emissions |
| higher proportion |
| higher water |
| highest values |
| highly correlated |
| highly decomposed |
| highly degraded |
| highly productive |
| highly productive agricultural |
| highly sensitive |
| highly variable |
| hillsboro canal |
| holding capacity |
| human activities |
| human settlement |
| hydraulic conductivity |
| hydraulic properties |
| hydrological conditions |
| hydrological management |
| hydrologically sensitive |
| important carbon |
| important ecosystem |
| important factor |
| important global |
| important habitats |
| important source |
| important sources |
| improve water |
| improved understanding |
| increase methane |
| increased atmospheric |
| increased biomass |
| increased flood |
| increased oxidation |
| increased rates |
| increased respiration |
| increased significantly |
| increased temperatures |
| increased water |
| increasing depth |
| increasing temperature |
| incubation experiment |
| incubation experiments |
| independent variables |
| information system |
| inhibited ecosystem |
| inhibited ecosystem respiration |
| inorganic carbon |
| inorganic nitrogen |
| intact cores |
| intensive agricultural |
| intensive agricultural production |
| intensive agriculture |
| intensive arable |
| intensive cultivation |
| intensive grassland |
| intensive management |
| intensive peatland |
| intensively cultivated |
| intensively managed |
| inter-annual variability |
| interaction effect |
| interactive effects |
| interannual variability |
| international european |
| international european community |
| international european community sponsored |
| international european community sponsored research |
| inundated sites |
| inventory report |
| inversely correlated |
| ionic strength |
| irrigation water |
| joaquin delta |
| juncus effusus |
| labile carbon |
| laboratory experiments |
| laboratory incubation |
| laboratory incubation experiments |
| laboratory incubations |
| laboratory studies |
| laboratory study |
| land-use planning |
| land-use practices |
| land-use types |
| landscape elements |
| landscape scale |
| large amount |
| large amounts |
| large annual |
| large areas |
| large differences |
| large greenhouse |
| large proportion |
| large scale |
| large scale rewetting |
| large sources |
| large variations |
| latch theory |
| lesser extent |
| light intensity |
| limed soils |
| linear interpolation |
| linear regression |
| linear regression model |
| literature results |
| long-term agricultural |
| long-term effects |
| low-lying peatland |
| lower compared |
| lower water |
| lower water table |
| lowered water |
| lowered water tables |
| lowland agricultural |
| lowland catchments |
| lowland peatlands |
| lysimeter experiment |
| lysimeter experiments |
| lysimeter method |
| major factor |
| major source |
| managed boreal |
| managed organic |
| managed organic soils |
| managed peatland |
| managed peatlands |
| managed wetland |
| management decision |
| management option |
| management options |
| management practice |
| management practices |
| management regime |
| management scenarios |
| management strategies |
| management systems |
| manual chambers |
| matter composition |
| matter content |
| matter decomposition |
| matter export |
| matter mineralization |
| measured photosynthetic |
| measured weekly |
| measurement period |
| mediterranean peatland |
| mesocosm experiment |
| methane emission |
| methane emissions |
| methane fluxes |
| methane oxidation |
| methane production |
| methanogenic archaea |
| microbial biomass |
| microbial biomass carbon |
| microbial communities |
| microbial community composition |
| microbial community structure |
| microbial degradation |
| microbial groups |
| microbial growth |
| microbial processes |
| microbial respiration |
| microbially mediated |
| mineral fertilizer |
| mineral matter |
| mineral soils |
| minor effect |
| mitigate greenhouse |
| mitigation measures |
| mitigation option |
| mitigation options |
| mitigation potential |
| mitigation strategies |
| mitigation strategy |
| mixing model |
| model simulation |
| modelled values |
| modelling approach |
| models showed |
| moderately drained |
| moisture conditions |
| moisture content |
| moisture contents |
| moisture stress |
| molar ratio |
| molecular weight |
| mollic gleysol |
| monitoring period |
| multiple linear |
| multiple linear regression |
| multiple regression |
| mycorrhizal fungi |
| narrow range |
| national greenhouse |
| national inventory |
| national inventory report |
| native wetlands |
| natural conditions |
| natural counterparts |
| natural peatland |
| natural peatlands |
| natural sites |
| natural vegetation |
| nature development |
| nature reserve |
| nature reserves |
| negative effect |
| negative environmental |
| negative environmental effects |
| negative environmental effects set-aside |
| negative environmental effects set-aside programs |
| negative impact |
| negative relationship |
| negatively correlated |
| nitrate concentration |
| nitrogen content |
| nitrogen cycling |
| nitrogen ratio |
| nitrogen ratios |
| nitrogen removal |
| nitrous oxide emissions |
| nitrous oxide production |
| nordic countries |
| north-east germany |
| north-eastern germany |
| north america |
| north wales |
| northeast china |
| northern europe |
| northern everglades |
| northern finland |
| northern germany |
| northern hemisphere |
| northern ireland |
| northern peatland |
| northern peatlands |
| northwest germany |
| northwestern germany |
| norway spruce |
| nutrient availability |
| nutrient concentrations |
| nutrient content |
| nutrient contents |
| nutrient cycling |
| nutrient dynamics |
| nutrient enrichment |
| nutrient levels |
| nutrient loading |
| nutrient solution |
| nutrient status |
| nutrient transfer |
| nutrient uptake |
| observed differences |
| opaque closed |
| opaque closed chambers |
| optimum moisture |
| optimum moisture content |
| order forest |
| organic agricultural |
| organic agricultural soils |
| organic carbon content |
| organic cropland |
| organic material |
| organic matter composition |
| organic matter content |
| organic matter decomposition |
| organic matter mineralization |
| organic nitrogen |
| organic sediment |
| oxide emissions |
| oxide production |
| oxygen content |
| paper presents |
| paper summarises |
| paper summarises results |
| parent material |
| particulate organic |
| peat-based substrate |
| peat-based substrates |
| peat-sand mixtures |
| peatland agricultural |
| peatland areas |
| peatland carbon |
| peatland catchment |
| peatland complex |
| peatland cultivated |
| peatland cultivation |
| peatland drainage |
| peatland ecosystem |
| peatland ecosystems |
| peatland forest |
| peatland forests |
| peatland pastures |
| peatland peatlands |
| peatland sites |
| peatland soils |
| peatland types |
| peatland vegetation |
| peatlands affects |
| peatlands contribute |
| peatlands drained |
| peatlands occupy |
| peatlands provide |
| peatlands represent |
| peatlands store |
| peaty soils |
| perennial bioenergy |
| perennial bioenergy crops |
| perennial crops |
| perennial grass |
| permanent grass |
| permanent grassland |
| permanent grasslands |
| phalaris arundinacea |
| phalaris arundinaceae |
| phenolic compounds |
| phospholipid fatty |
| phospholipid fatty acids |
| phosphorus pollution |
| phosphorus release |
| photosynthetically active |
| photosynthetically active radiation |
| physical properties |
| plant-available phosphorus |
| plant biomass |
| plant communities |
| plant community |
| plant diversity |
| plant functional |
| plant growth |
| plant litter |
| plant material |
| plant roots |
| plant species |
| plants cultivated |
| plants grown |
| point source |
| policy makers |
| poorly understood |
| positive effect |
| positive feedback |
| positively correlated |
| positively related |
| potato cropping |
| potato cultivation |
| potent greenhouse |
| potential driver |
| potential impact |
| potential mitigation |
| potential strategies |
| practical experiences |
| practical experiences showed |
| present knowledge |
| present study |
| pressure deficit |
| prevent freshwater |
| prevent freshwater resources |
| previous studies |
| previously drained |
| previously reported |
| primary production |
| primary productivity |
| priming effect |
| principal component |
| principal component analysis |
| pristine boreal |
| pristine peatlands |
| processes affecting |
| production compared |
| production rates |
| production system |
| productive agricultural |
| promising option |
| properties measured |
| provide valuable |
| quality parameters |
| radiative forcing |
| rainfall events |
| rates increased |
| recent years |
| redox potential |
| reduce greenhouse |
| reduce methane |
| reduced gross |
| reduced gross primary |
| reduced gross primary production |
| redundancy analysis |
| regional scale |
| regionally important |
| regression model |
| regression models |
| relative importance |
| remain unclear |
| removal efficiencies |
| removal efficiency |
| research project |
| respiration rates |
| restoration efforts |
| restoration measures |
| restoration process |
| restoration projects |
| restored peatland |
| restored peatlands |
| restored sites |
| restored wetland |
| restored wetlands |
| restoring drained |
| results demonstrate |
| results demonstrated |
| results highlight |
| results imply |
| results obtained |
| results revealed |
| results showed |
| results suggest |
| retention curve |
| reverse subsidence |
| rewetted agricultural |
| rewetted agricultural peatlands |
| rewetted peatland |
| rewetted peatlands |
| rewetted sites |
| rewetting measures |
| rights reserved |
| river system |
| river water |
| sacramento-san joaquin |
| sacramento-san joaquin delta |
| samples collected |
| samples showed |
| sampling sites |
| saturated conditions |
| saturated hydraulic |
| saturated hydraulic conductivity |
| scale rewetting |
| scientific disciplines |
| seasonal dynamics |
| seasonal pattern |
| seasonal patterns |
| seasonal variability |
| seasonal variation |
| seasonal variations |
| semi-natural vegetation |
| sensitive indicators |
| sensitivity analysis |
| sequestration potential |
| set-aside programs |
| shallow groundwater |
| short-term effects |
| short period |
| showed higher |
| showed pronounced |
| showed significant |
| showed significantly |
| showed strong |
| significant amount |
| significant amounts |
| significant carbon |
| significant carbon losses |
| significant change |
| significant correlations |
| significant difference |
| significant differences |
| significant effect |
| significant effects |
| significant impact |
| significant increase |
| significant interaction |
| significant reductions |
| significant short-term |
| significant source |
| significant sources |
| significantly affect |
| significantly affected |
| significantly correlated |
| significantly decreased |
| significantly differ |
| significantly greater |
| significantly higher |
| significantly improved |
| significantly increased |
| significantly influenced |
| significantly lower |
| significantly reduced |
| simple decision |
| simple decision support |
| site-specific conditions |
| sites emitted |
| sites representing |
| sites varied |
| slightly higher |
| small source |
| so42- concentrations |
| soils comprise |
| soils drainage |
| soils drained |
| solar radiation |
| solute concentrations |
| solute transport |
| southern quebec |
| southern sweden |
| spatial differences |
| spatial distribution |
| spatial heterogeneity |
| spatial scales |
| spatial variability |
| spatial variation |
| species composition |
| species cover |
| species richness |
| specific ultraviolet |
| specific ultraviolet absorbance |
| spectral slope |
| sphagnum biomass |
| sphagnum cultivation |
| sphagnum farming |
| sphagnum growth |
| sphagnum mosses |
| sphagnum species |
| sponsored research |
| sponsored research project |
| spring barley |
| stable water |
| standard error |
| static chamber |
| static chamber method |
| static chamber technique |
| static chambers |
| statistically significant |
| store carbon |
| stream water |
| strong effect |
| strongly correlated |
| strongly influence |
| strongly influenced |
| strongly related |
| study aimed |
| study analysed |
| study examined |
| study highlights |
| study investigated |
| study period |
| study presents |
| study provide |
| study showed |
| study shows |
| study sites |
| study suggests |
| subsidence rates |
| substrate availability |
| subsurface drainage |
| summarises results |
| summer droughts |
| summer months |
| summer water |
| support system |
| surface drainage |
| surface energy |
| surface energy balance |
| surface subsidence |
| surface temperature |
| surface waters |
| surrounding agricultural |
| sustainable alternative |
| sustainable management |
| table depths |
| table drawdown |
| table elevation |
| table fluctuations |
| table level |
| table levels |
| table management |
| table position |
| takes place |
| temperate climate |
| temperate climate zones |
| temperate peatlands |
| temperature change |
| temperature increase |
| temperature response |
| temperature sensitivity |
| temporal dynamics |
| temporal patterns |
| temporal variability |
| temporal variation |
| terminal electron |
| terrestrial biosphere |
| terrestrial carbon |
| terrestrial ecosystems |
| testate amoebae communities |
| thermal conductivity |
| times higher |
| total annual |
| total carbon |
| total dissolved |
| total ecosystem |
| total ecosystem respiration |
| total emissions |
| total greenhouse |
| total inorganic |
| total microbial |
| total nitrogen |
| total number |
| total organic |
| total organic carbon |
| total phosphorus |
| total porosity |
| transformation processes |
| transport model |
| transport properties |
| triggers rapid |
| trinidadian soils |
| trophic status |
| turned peatlands |
| typical cultivated |
| ultraviolet absorbance |
| underlying mineral |
| underlying processes |
| undisturbed peatlands |
| united kingdom |
| unlimed soils |
| values measured |
| values ranged |
| vapor pressure |
| vapor pressure deficit |
| vapour pressure |
| vapour pressure deficit |
| varied significantly |
| vegetation composition |
| vegetation cover |
| vegetation development |
| vegetation index |
| vegetation period |
| vegetation structure |
| vegetation types |
| waikato region |
| warming climate |
| warming potential |
| water-saturated conditions |
| water-table management |
| water bodies |
| water chemistry |
| water column |
| water conservation |
| water content |
| water depth |
| water discharge |
| water eutrophication |
| water holding |
| water holding capacity |
| water level |
| water levels |
| water movement |
| water pollution |
| water potential |
| water protection |
| water regime |
| water reservoirs |
| water resources |
| water resulted |
| water retention |
| water samples |
| water saturated |
| water shortage |
| water storage |
| water stress |
| water suction |
| water supply |
| water surface |
| water table depths |
| water table drawdown |
| water table level |
| water table levels |
| water table management |
| water table position |
| water tables |
| water velocity |
| weather conditions |
| western europe |
| western finland |
| western newfoundland |
| wet-dry cycles |
| wetland areas |
| wetland drainage |
| wetland nature |
| wetland plant |
| wetland species |
| wetland system |
| wetland vegetation |
| winter cover |
| winter cover crops |
| winter months |
#data_all <-revtools::read_bibliography(c(paste0(here::here(),"/data/",filelist[1]), paste0(here::here(),"/data/",filelist[2])))
#topics<-screen_topics(data_all)
#saveRDS(topics, "data/topics.rds")
topics <- readRDS("C:/Users/matthew.grainger/Documents/Projects_in_development/PeatReview/Reports/data/topics.rds")
#result <-ldatuning::FindTopicsNumber(
# topics$dtm,
# topics = seq(from = 25, to = 40, by = 1),
# metrics = c("Griffiths2004", "CaoJuan2009", "Arun2010", "Deveaud2014"),
# method = "Gibbs",
# control = list(seed = 77),
# mc.cores = 2L,
# verbose = TRUE
#)
#saveRDS(result, "data/result.rds")
result <- readRDS("C:/Users/matthew.grainger/Documents/Projects_in_development/PeatReview/Reports/data/result.rds")
ldatuning::FindTopicsNumber_plot(result)
The number of groups supported by the model is 38
tms=topicmodels::LDA(topics$dtm,k=38)
tmResult <- topicmodels::posterior(tms)
beta <- tmResult$terms # get beta from results
theta <- tmResult$topics
tms_10=topicmodels::terms(tms, 10)
kableExtra::kable(tms_10) %>% kableExtra::kable_styling()%>% kableExtra::scroll_box()
| Topic 1 | Topic 2 | Topic 3 | Topic 4 | Topic 5 | Topic 6 | Topic 7 | Topic 8 | Topic 9 | Topic 10 | Topic 11 | Topic 12 | Topic 13 | Topic 14 | Topic 15 | Topic 16 | Topic 17 | Topic 18 | Topic 19 | Topic 20 | Topic 21 | Topic 22 | Topic 23 | Topic 24 | Topic 25 | Topic 26 | Topic 27 | Topic 28 | Topic 29 | Topic 30 | Topic 31 | Topic 32 | Topic 33 | Topic 34 | Topic 35 | Topic 36 | Topic 37 | Topic 38 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| peat | peat | peatland | agriculture | peatland | soil | peat | peatland | soil | plant | peat | soil | soil | soil | peat | peat | soil | peat | emission | soil | peatland | peat | soil | soil | peat | soil | soil | soil | soil | soil | soil | peat | soil | peat | peat | emission | peatland | peat |
| soil | soil | land | emission | land | increase | soil | land | peat | increase | soil | pool | peat | emission | agriculture | soil | peat | agriculture | flux | peat | soil | soil | agriculture | water | soil | increase | agriculture | peat | peatland | emission | emission | soil | peat | subsidence | study | agriculture | land | water |
| peatland | agriculture | soil | water | used | peat | emission | flux | differ | change | agriculture | peatland | agriculture | peat | used | peatland | emission | change | peatland | peatland | land | accumulated | water | peat | increase | water | differ | emission | used | agriculture | used | peatland | area | emission | concentration | land | increase | plant |
| used | emission | site | everglades | agriculture | used | flux | site | emission | differ | flux | change | increase | used | measure | root | site | substrate | site | used | rewetted | seedling | peatland | measure | site | emission | flux | peatland | agriculture | peat | peatland | differ | result | area | high | study | carbon | increase |
| land | site | catchment | area | study | study | study | area | increase | substrate | site | model | effect | differ | peatland | increase | used | land | soil | study | agriculture | effect | species | plant | effect | agriculture | emission | study | study | effect | agriculture | increase | peatland | peatland | sample | peat | result | peatland |
| drainage | differ | high | export | area | area | agriculture | drainage | year | content | cultivated | measure | peatland | study | vegetated | study | peatland | used | increase | differ | change | measure | increase | result | emission | result | plant | area | vegetated | used | differ | site | carbon | agriculture | peatland | flux | differ | substrate |
| agriculture | study | area | nutrient | carbon | cultivated | year | measure | change | effect | used | restore | emission | site | water | result | change | plant | carbon | emission | area | organic | wetland | species | agriculture | effect | effect | result | site | differ | peat | plant | effect | land | year | catchment | effect | concentration |
| wetland | area | drainage | study | emission | agriculture | model | vegetated | result | fertility | carbon | temperature | measure | carbon | study | porosity | flux | condition | peat | sample | year | differ | plant | drain | study | rate | increase | measure | emission | drainage | site | flux | nutrient | change | decomposition | peatland | soil | soil |
| increase | drain | peat | product | data | land | cultivated | soil | drain | water | litter | increase | carbon | change | ditch | effect | policy | also | land | water | used | substrate | drainage | condition | measure | cultivated | model | increase | peat | water | land | concentration | water | result | soil | water | emission | area |
| study | cultivated | change | total | result | flux | product | study | vegetated | rate | change | biodegradation | model | high | result | carbon | land | effect | agriculture | high | measure | agriculture | measure | used | temperature | study | iron | water | carbon | respiration | concentration | content | high | oxidation | biomass | concentration | total | drainage |
topicNames <- apply(lda::top.topic.words(beta, 5, by.score = T), 2, paste, collapse = " ")
countsOfPrimaryTopics <- rep(0, 38)
names(countsOfPrimaryTopics) <- topicNames
for (i in 1:617) {
topicsPerDoc <- theta[i, ] # select topic distribution for document i
# get first element position from ordered list
primaryTopic <- order(topicsPerDoc, decreasing = TRUE)[1]
countsOfPrimaryTopics[primaryTopic] <- countsOfPrimaryTopics[primaryTopic] + 1
}
kableExtra::kable(sort(countsOfPrimaryTopics, decreasing = TRUE)) %>% kableExtra::kable_styling()%>% kableExtra::scroll_box()
| x | |
|---|---|
| subsidence peat oxidation area shrinkage | 42 |
| flux emission site paddy sink | 41 |
| potassium plant seedling substrate fertility | 38 |
| soil loam peat methane_oxidation clay | 33 |
| land peatland used agriculture mire | 31 |
| peat concentration high study sample | 30 |
| water plant substrate ditch treatment | 27 |
| everglades export agriculture northern_everglades water | 26 |
| peat drainage land soil used | 22 |
| soil policy emission site afforested | 22 |
| site flux land sphagnum vegetated | 18 |
| peat vegetated measure ditch agriculture | 18 |
| substrate change agriculture land peat | 18 |
| pool biodegradation spectroscopy model change | 17 |
| soil increase level decrease water | 17 |
| soil emission used differ peat | 16 |
| soil water measure plant lake | 16 |
| catchment land site flow peatland | 14 |
| rewetted land peatland change area | 14 |
| seedling accretion accumulated organic substrate | 13 |
| porosity root shoot peat soil | 12 |
| species plant water soil wetland | 12 |
| emission soil agriculture respiration method | 12 |
| vegetated soil peatland used site | 11 |
| soil peat differ year vegetated | 10 |
| peat soil litter flux level | 10 |
| iron plant agriculture flux root | 10 |
| soil peat nutrient area phosphorus | 10 |
| increase lake bogs used atmosphere | 8 |
| peat soil used decomposition sample | 8 |
| catchment emission agriculture land study | 8 |
| flux model simulate year farm | 7 |
| peatland biomass core land total | 7 |
| peat plant site differ content | 6 |
| agriculture peat site emission differ | 4 |
| peat soil site increase temperature | 3 |
| soil emission peat respiration area | 3 |
| emission used agriculture differ site | 3 |